55357125228 has 72 divisors (see below), whose sum is σ = 149946936048. Its totient is φ = 17157685248.

The previous prime is 55357125221. The next prime is 55357125337. The reversal of 55357125228 is 82252175355.

55357125228 is a `hidden beast` number, since 5 + 5 + 3 + 571 + 2 + 52 + 28 = 666.

55357125228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55357125228² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55357125221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494101 + ... + 595692.

It is an arithmetic number, because the mean of its divisors is an integer number (2082596334).

Almost surely, 2^55357125228 is an apocalyptic number.

It is an amenable number.

55357125228 is an abundant number, since it is smaller than the sum of its proper divisors (94589810820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55357125228 is a wasteful number, since it uses less digits than its factorization.

55357125228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089903 (or 1089898 counting only the distinct ones).

The product of its digits is 840000, while the sum is 45.

The spelling of 55357125228 in words is "fifty-five billion, three hundred fifty-seven million, one hundred twenty-five thousand, two hundred twenty-eight".